Developer documentation

Build on Coinkun API

One API for crypto payments. Create accounts and invoices, receive funds and send transfers.

BTC
LTC
TRX
USDT TRC20

POST/accountsYour first request

curl --request POST "https://coinzaka.com/api/v1/accounts" \
  --header 'Content-Type: application/json' \
  --data-binary @- <<JSON
{}
JSON

{}

{
  "account": "kun-00000000000000000000000000000001",
  "created": "2026-10-07T12:00:00.000000",
  "transfer-key": "00000000000000000000000000000000"
}

Start in three requests

01Create an accountSave your Account ID and Transfer Key
02Generate an addressChoose a currency to receive payments
03Check the balanceRead total and available funds

Explore the API

Everything you need to build your payment flow.

16 methods AccountsMulti-currency balances, addresses and transfers.
16 methods WalletsA dedicated wallet for a single currency.
4 methods InvoicesPayment requests with a hosted checkout.
1 method Simple ForwardingReceive BTC, LTC, TRX or USDT directly to your wallet.
7 methods Litecoin MWEBA private LTC balance with explicit peg-in and peg-out.
CallbacksPayment notifications for your application.
3 methods AuthorizationTransfer Keys, access tokens and API sessions.

Base URLhttps://coinzaka.com/api/v1